SIP Freelancers

Showing 46 freelancers

SIP Freelancers

Showing 46 freelancers

  • VOIP/Asterisk/Web Developer/Senior Software Engineer/Database Designer

    Having keen interest and experience in desktop and window service application development. Worked on some major projects related to inventory systems, Linux VOIP applications and store operation management systems. Programmed own SMS Communication library and SMS service from scratch for … more

    Having keen interest and experience in desktop and window service application development. Worked on some major projects related to inventory systems, Linux VOIP applications and store operation management systems. Programmed own SMS Communication library and SMS service from scratch for my company that is now being used by company's clients. Worked on IVRs and speech recognition engines to develop a machine-to-machine calling and speech recognition system for my company. Having strong software and database design concepts. Main expertise are in C#, C++, ASP.NET, Java, JSP, HTML, VOIP, SQL Server, MySql Strong grip on reporting tools like Crystal Report and MS Access Reporting features. Have worked and developed for Windows, Unix/Linux and Apple Mac OS X operating systems. Interested in game and graphical simulation application development for fun.  less

    asterisk voip-software a2billing sip openerp-development openerp-administration asp.net-mvc website-development xml-web-services wcf 00 more less
    • $27.78 HOURLY RATE
    • 5.0
    • 4 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
  • Experience Android Developer / Expert Windows Developer

    I am a software analyst and developer with more than 10 years of expertise in the area. I work with the following programming languages: Visual Foxpro, C#, VB .Net, PHP, HTML5, Javascript, Java, Delphi. I have developed applications for a … more

    I am a software analyst and developer with more than 10 years of expertise in the area. I work with the following programming languages: Visual Foxpro, C#, VB .Net, PHP, HTML5, Javascript, Java, Delphi. I have developed applications for a big range of purposes, from a regular invoicing app to an instant messaging communication for mobile devices. I have knowlegde of: CSS3, MySQL, MSSQL, Silverlight, MVC, WCF, WPF, LINQ, ADO.NET, XMPP, Openfire (XMPP Server), Ubuntu, Gentoo, Office, Scirra Contruct2 (Game Development), Unity3D (Game Development), GIMP, LibreOffice, Wordpress. Right now my main interest is to work on mobile applications, can it be via HTML5 or native languajes. If you have any questions, please send me a message and I will answer ASAP.  less

    android-app-development php c# javascript phpmyadmin ios-development iphone-app-development cocoa xmpp sip ado.net mysql linq-to-sql sql html5 agile-software-development hp-qtp hp-quality-center phonegap unity-3d 00 more less
    • $15.00 HOURLY RATE
    • 5.0
    • 14 HOURS
    • VENEZUELA
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 5 TESTS
    GROUPS:
  • Technical Architect Java, J2EE, SIP Web RTC

    Over the last 12 years, I have worked extensively on Java/J2ee projects for prestigious clients in telecom and banking domain My passion towards the designing, programming and coding, lead me to the Odesk , a platform where I can put … more

    Over the last 12 years, I have worked extensively on Java/J2ee projects for prestigious clients in telecom and banking domain My passion towards the designing, programming and coding, lead me to the Odesk , a platform where I can put my knowledge, experience, passion together and deliver my best in professional and timely manner My core expertise lies in : Java/J2ee LinkedIn, Highrise, Foursquare API Integration OAuth Intergration SIP WebRTC BigBluebutton red5, freeswitch, Big Blue Button Type safe stack (Play!, Akka, Cassandra) Twitter Bootstrap Weblogic / Websphere Web Solutions (JSP/Struts/Servlets/XML/Web Services/JavaScript/HTML5) Android Development Coding Standards and Best Practices  less

    java j2ee sip jbpm linkedin-api jsp android-app-development cassandra foursquare-api oauth java-servlets-development weblogic amazon-web-services node.js ajax jmeter opensips xml core-java xml-web-services play-framework twitter-bootstrap 00 more less
    • $38.89 HOURLY RATE
    • 4.6
    • 286 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 2 TESTS
  • VoIP,SIP,Asterisk,FreeSwitch,Opensips,Kamailio, Linux,MySQL,PHP,Apache

    Over the last 3.5 years, I have developed a wide range of IT solutions including VoIP, Web and Mobile development for small businesses and startup companies as well as for large companies. I have experience in VoIP, FreeSwitch, Opensips … more

    Over the last 3.5 years, I have developed a wide range of IT solutions including VoIP, Web and Mobile development for small businesses and startup companies as well as for large companies. I have experience in VoIP, FreeSwitch, Opensips, Kamailio, Asterisk, FreePBX, A2billing, Linux, Opensource Consulting, MySQL, PHP, Joomla, Android, asp.net-mvc, c#, .net-framwork etc. I have developed class4-class5 Soft Switches, SIP Proxy, FAX Servers, Fax2mail, Fax over IP, Messaging Servers, Session Border Controllers, IVR application, Web Applications and many others. My core competency lies in complete end to end IT solutions for VoIP, Web and Mobile technologies.  less

    voip-administration sip opensips asterisk freeswitch voip-software php radius android-app-development joomla mysql phpmyadmin website-development html html5 javascript jquery css css3 asp asp.net asp.net-mvc c# .net-framework 00 more less
    • $16.50 HOURLY RATE
    • 5.0
    • 386 HOURS
    • INDIA
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 6 TESTS
  • Software Engineer.

    I have extensive experience developing Software using Delphi,C#,C++, JAVA, PHP, MS SQL and MySQL. I also have many years of experience developing desktop applications with C/Win32, C++/MFC, COM, C#, VB 6.0, and VB.NET. I … more

    I have extensive experience developing Software using Delphi,C#,C++, JAVA, PHP, MS SQL and MySQL. I also have many years of experience developing desktop applications with C/Win32, C++/MFC, COM, C#, VB 6.0, and VB.NET. I am seeking new opportunities to create software application from scratch or to add advanced functionality to pre-existing softwares. I'm also interested in creating desktop and mobile applications in any language that your project requires. Various .NET related skills include: WCF, WPF, Workflow Foundation, MVC, ADO.NET Entity Framework, LINQ, LINQ to SQL, LINQ to XML, COM and Win32 interoperability. C++ skills: STL, templates, data structures, analysis of algorithms, interprocess communications, multithreading and parallelism with Windows Threads, Intel Threading Building Blocks and network programming with WinSock using TCP/IP and UDP. Mobile skills: Development of Windows and Android phone apps. Enterprise services development skills: asynchronous order processing with MSMQ and Windows Services, distributed transactions. Management/Finance Skills: Accounting, Inventory, Trading, Microsoft Navision, Metatrader 4, mql4 Miscellaneous skills: AJAX, jQuery, SVN, CVS, Git, Security/Hacking .. Preferred OS: Unix, OpenSource Mind .. Hobbies & Research : Automatism, Robotics, NAO, NXT 2.0 , V-REP, OpenCV ..  less

    c# .net-framework linux-system-administration java php perl delphi c++ microsoft-dynamics eclipse microsoft-visual-studio embedded-systems tcp-ip mysql network-security drupal elgg ffmpeg android-app-development html css ajax jquery javascript robotics opencv sip facebook-api twitter-api skype-development linkedin-api uml agile-software-development svn cvs git multithreaded-programming socket-programming mql4 sql 00 more less
    • $22.22 HOURLY RATE
    • 4.9
    • 111 HOURS
    • GERMANY
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 4 TESTS
    GROUPS:
  • Web Developer - OpenCart/WordPresss/E-Commerce/PHP/MySql/HTML/CSS

    Do you want to hire a real 9+ years skilled E-Commerce Professional? [OPEN CART PROFESSIONAL] <ASK ANYTHING YOU LIKE FOR YOUR STORE. I WILL BUILD THAT FOR YOU !!!!> My skills and experiences are following 1) - OpenCart, WordPress, OsCommerce, X-Cart, 3d … more

    Do you want to hire a real 9+ years skilled E-Commerce Professional? [OPEN CART PROFESSIONAL] <ASK ANYTHING YOU LIKE FOR YOUR STORE. I WILL BUILD THAT FOR YOU !!!!> My skills and experiences are following 1) - OpenCart, WordPress, OsCommerce, X-Cart, 3d Cart etc. - Web Service, Ajax, XML, JSON, RSS - MySQL, HTML, HTML5, PHP, JSP, CSS, java script, jQuery <--Top Quailty and Tight Deadline is my main personality in Developing.--> <However, If for any reason you are not pleased with my product then I will be happy to refund full money from you> ----I Love the Software World------ Dear Hiring Manager Thank you for taking the time to look at my resume. I am an Honest young programmer, I am from Bangldesh. I think when you are outsourcing for a contractor to complete your project, trust is very important, without trust, you have nothing. If you are looking for a reliable contractor to finish your project on time, then look no further, you have found the right person. --------------------------------------------------------------------------------------------------- If U have chance to work with me then U will not leave me Forever.. -------Client Satisfy Perfectly -------Top Quality -------I do not exceed agreed budget. -------I do not exceed deadline.. -------Fantasty UI Design and Perfect and skilled Coding. I will always make best effort to satisfy clients requirements. I will always provide best result for clients. Best Regards.  less

    opencart oscommerce wordpress wp-ecommerce mysql psd-to-html html css jquery javascript network-administration computer-networking windows-administration java windows-xp-administration cisco-routers adobe-acrobat adobe-photoshop sip adobe-flash microsoft-visual-basic dhcp seo x-cart bigcommerce css3 html5 c c++ ajax core-java netbeans php phpfox cakephp phpmyadmin phpnuke phpbb 00 more less
    • $5.56 HOURLY RATE
    • 4.8
    • 1066 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 30 PORTFOLIO ITEMS
    • 8 TESTS
  • Asterisk/voip/a2billing/freepbx expert

    My time is my value. So when you choosing me you can expect that job will be done in short terms and perfect. I not like to do something that not need be done, i prefer use developed components and … more

    My time is my value. So when you choosing me you can expect that job will be done in short terms and perfect. I not like to do something that not need be done, i prefer use developed components and solutions. That not mean i can't do development. I working with different programing tasks for last 26 years. yes, from 6 y.o. I live in it. So i prefer do something new&interesting; I can handle all tasks from linux administration/virtualization upto end-user web for voip. Only task i never do - graphical design part. That is not my field, better hire someone else for design. I have university degree, working with asterisk from start of this project. Have developing experience with freepbx/trixbox&a2billing. I am one of contributor of a2billing.org trunk. Also i can work as mysql/postgres DBA, database architect, has experience with following languages: Perl Python PHP C/C++ Javascript SQL Prolog/Lisp,Forth. In voip i can work with callweaver, asterisk, opensips, kamailio. Developed modules for freepbx, elastix, trixbox, a2billing.  less

    asterisk opensips a2billing freepbx virtualization linux-system-administration sql amazon-ec2 mysql sip trixbox elastix perl c++ python php css html xml windows-administration postgresql paypal-integration centos openvz xen-hypervisor 00 more less
    • $66.67 HOURLY RATE
    • 5.0
    • 416 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 6 TESTS
    ASSOCIATED WITH:
  • Delphi,Web.NET, PHP, RoR, C/C++, Android, IOS, VoIp, OpenCV

    - I am programmer with over 15 years experience work in area IT software, Web development and Security network (All platform OS Window/Linux/MacOSX) - I am strong coding with languages programming (C/C++, Objective C, Java, Delphi/Pascal, Php/Perl … more

    - I am programmer with over 15 years experience work in area IT software, Web development and Security network (All platform OS Window/Linux/MacOSX) - I am strong coding with languages programming (C/C++, Objective C, Java, Delphi/Pascal, Php/Perl/Python/Ruby, Javascript/Applescript/Shell script, C#/VB.NET. - Delphi Programming: (Component, RemoteObject, Fastreport, Report Builder, Raise report, dbExpress, dataSnap, network, Firemonkey, crossplatform IOS, MacOSX, Window) - GIT/SVN in tracking and manage source code - Developing and using well with frameworks, opensource from .net, WinSDK, Linux SDK, IOS SDK, Social API(facebook, google, dropbox..etc), OpenCV, Forge, Image Processing, DSP, OCR, gstream, phonegap, - Web developement: Php, ruby, python, perl, NodeJS. Framework: joomla, wordpress, yii, Zend, drupal, SugarCRM, vTigerCRM,,,..etc. - Mobile/Smart device and Embedded development: Android, Linux Embedded, IOS, Window Mobile Embedded, Window Phone - IDE and tools programming(Visual Studio, Delphi IDE - all version, eclipse, Qt Creator, Netbean - Database programming: MS SQL(2000,2008, 2012), MySQL, MongoDB, NoSQL, BigData, postgreSQL, Firebird, Oracle - VoIP development: Asterisk, Softphone, WebRTC, Freeswitch, OpenSips, Elastix, FreePBX, A2Billing, XMPP, OpenFire, Call Center I joined to developing and completed many large project. i will show to you all previous my works.  less

    c++ pascal java c# .net-framework delphi android-app-development sip php javascript ajax html xhtml xml wordpress joomla drupal prestashop asterisk iphone-app-development computer-networking opengl opengl-es website-development linq linq-to-sql windows-administration database-management data-analysis mysql sql postgresql firewalls oracle-database crystal-reports jquery mootools google-app-engine amazon-ec2 facebook-api amazon-web-services windows-phone-7-development ios-development windows-app-development linux-system-administration windows-phone opencv opensips freeswitch windows-azure mac-os-app-development objective-c 00 more less
    • $15.56 HOURLY RATE
    • 4.9
    • 4007 HOURS
    • VIETNAM
    • LAST ACTIVE
    • 9 PORTFOLIO ITEMS
    • 17 TESTS
    GROUPS:
    ASSOCIATED WITH:
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